Tag Archives: Alexander Graham Bell

Noises in the Earth

The early telegraph pioneers encountered major problems with cables, so there was a strong incentive for them to minimise the amount of cabling required. Fortunately, the use of an “earth return” meant that one wire (rather than two) was sufficient … Continue reading

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The First Mobile Phone?

In 1879, Professor David Hughes noticed that a clicking noise occurred in his home-made telephone whenever he used his induction balance. Hughes eventually found that the induction balance had a loose contact, and that the clicking went away when the contact … Continue reading

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Who REALLY Invented the Telephone?

As any quiz enthusiast will tell you, Alexander Graham Bell invented the telephone. He was awarded a patent for the telephone in 1876, and he and his fledgling telephone company successfully defended that patent against more than 600 legal challenges … Continue reading

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The First Wireless Telephone

On 3rd June 1880, Alexander Graham Bell transmitted the first wireless telephone message using his newly-invented “Photophone”. The Photophone contained a flexible mirror that vibrated in response to the speaker’s voice. When sunlight was projected on to the mirror, the … Continue reading

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Pictures

In April 1892, William Gandell paid £1/11/6 for a book called “Electricity and Magnetism”. The book was almost 1,000 pages long, and described such inventions as the battery, the electric motor, the electric telegraph and the telephone. William Gandell was my … Continue reading

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Synopsis

Here’s a brief summary of each chapter. Chapter 1:  The Birth of an Industry This chapter chronicles the early years of the electric telegraph. It starts with the chaotic scenes in the US congress when – after many setbacks – Samuel … Continue reading

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